David Katz

David Katz may refer to:

• David Katz (author)
• David Katz (conductor) (1924–1987), American conductor
• David Katz (psychologist) (1884–1953), German-Swedish psychologist, gestalt perception
• David A. Katz (born 1933), U.S. federal judge
• David Bar Katz, American screenwriter, playwright, author and director
• David L. Katz, Yale University nutritionist
• David S. Katz, Israeli historian
• Dave Katz, producer / songwriter